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View Full Version : Back fires through the exhaust.


Troy Fouse
Mar 25, 2013, 04:06 PM
Road my 1984 sportster on Saturday-ran great. Monday morning started with hestitation then died. Now it back fires through the exhaust-bang! What could it be?

odinn7
Mar 25, 2013, 04:32 PM
You probably have crud in the carbs and they need to be cleaned.